I’ve split this to a new topic as the original topic was solved (it was user error). The solution to the original topic was here: HDMI output? [SOLVED] - #8 by fretski
If it really is “the same” trouble, then the answer is here: HDMI output? [SOLVED] - #8 by fretski
I suspect that you have a different problem, so please describe in detail, what you are trying to do, what you are using, what you are doing, and what is happening.
See here: https://forum.audacityteam.org/t/how-to-attach-files-to-forum-posts/24026/1